Products-Zhiyi Specialty Chemicals Co.,Ltd.

Our products

Zhiyi has been providing high-quality products and anti-yellowing solutions to polymer industries for 24 years. The products are widely used in polyurethane, rubber, plastic, lubricating oil, resin, coating, etc.

Polyurethane
Rubber
Plastic
Lubricating Oil
Coating
Resin

Product Series

Hindered Phenolic Antioxidant
Phosphite Antioxidant

Dialkyl Phosphite

Trialkyl Phosphite

Aryl Phosphite

Arylalkyl Phosphite

Pentaerythritol Phosphite

Special Phosphite

UV Absorber
Light Stabilizer
Yipack^®

YISORB^® UV-1

CAS：57834-33-0

Appearance：Light Yellow Transparent Liquid

Effectively absorbs ultraviolet rays between 280 and 350 nm, effectively preventing photoaging of polyurethane and providing excellent anti-yellowing properties.
YISORB^® UV-312

CAS：23949-66-8

Appearance：Off-white Powder

An effective UV absorber and light stabilizer, widely used in plastics and adhesives including polyamides, PVC...
YISORB^® UV-571

CAS：125304-04-3

Appearance：Yellow or Yellowish-brown Transparent Liquid

A liquid benzotriazole ultraviolet absorber. It can absorb the UV band range 300—400nm.
YISORB^® UV-2025

CAS：7443-25-6

Appearance：White Crystalline Powder

It can be used in industrial coatings, UV-curable coatings and varnishes, and also in plastic systems such as EVA copolymers, PVC, polyester, PC, polyamide, styrene, cellulose products...